APA način citiranja (7. izdanje)

Langrock, T., Michaelowa, A., & Greiner, S. (2000). Defining Investment Additionality for CDM Projects - Practical Approaches.

Čikaški stil citiranja (17. izdanje)

Langrock, Thomas, Axel Michaelowa, i Sandra Greiner. Defining Investment Additionality for CDM Projects - Practical Approaches. Hamburg, 2000.

MLA način citiranja (8. izdanje)

Langrock, Thomas, et al. Defining Investment Additionality for CDM Projects - Practical Approaches. 2000.